Finding the Fourth Proportional to 6,605,408.07, 9,115,495.43 and 3,704,953.95
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Solution
The fourth proportional to 6,605,408.07, 9,115,495.43 and 3,704,953.95 is: 5,112,854.56
Step by Step Solution
- Step 1: Write the proportion equation
6,605,408.07 : 9,115,495.43 = 3,704,953.95 : x - Step 2: Convert to fraction form
6,605,408.07/9,115,495.43 = 3,704,953.95/x - Step 3: Cross multiply
6,605,408.07x = 9,115,495.43 × 3,704,953.95 - Step 4: Simplify right side
6,605,408.07x = 33,772,490,781,060.68 - Step 5: Solve for x
x = 33,772,490,781,060.68/6,605,408.07 - Step 6: Final answer
x = 5,112,854.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.